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Chapter 5 Synaptic Transmission
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Chapter 5 Synaptic Transmission
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Chapter Five Synaptic Transmission1. Identify the neuroscientists who first proved the existence of electrical synapses.
Choose the correct option.
A) Edwin Furshpan and David Potter
B) Bernard Katz and John Eccles
C) Alan Hodgkin and Andrew Huxley
D) T oshio N arahashi and Otto
Loewi
2. What types of cells can a neuron communicate with at a synapse? Choose the correct
option.
A) Only another neuron
B) Only a muscle cell
C) Only a glandular cell
D) Another neuron, muscle cell, or glandular cell
3. What is the function of a gap junction between neurons? Choose the correct option.
A) Chemical synapse between the neurons
B) Electrical synapse between the neurons
C) To join the cytoplasm of two neurons
D) To provide a conduit for mRNA between the neurons
4. What is the other name for dense-core vesicles? Choose the correct option.
A) Secretory granules
B) Synaptic cleft
C) Any presynaptic element
D) Postsynaptic vesicles
5. Why are neuromuscular junctions such reliable synapses? Choose the correct option.
A) Because the axon terminal is relatively small
B) Because the presynaptic terminal contains a small number of active zones
C) Because the motor end-plate narrows to a single point
D) Because the axon terminal is large and the presynaptic terminal contains a large
number of active zones
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